Electric guitar string locking device



FIG. 1 is a top plan view of an electric guitar string locking device showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a front, bottom and left side perspective view;

FIG. 7 is a sectional view taken along line A--A' of FIG. 3; and

FIG. 8 is a sectional view bisecting one of the two top front left screws, with the broken line nut and fragmentary string, neck and head included for illustrative purposes only and forming no part of the claimed design. 

The ornamental design for an electric guitar string locking device, as shown and described. 